Create professional multi-country invoices with logo, custom colors, GST/VAT/sales-tax fields, and PDF download — India, US, UK, CA, AU, SG, UAE, and EU.

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Loan Foreclosure Calculator

Calculate savings from early loan closure — full prepayment vs extra EMI per year, including bank foreclosure charges.

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Instagram Engagement Calculator

Calculate Instagram engagement rate from likes, comments, and followers.

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TikTok Engagement Calculator

Calculate TikTok engagement rate from views, likes, comments, and shares.

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TikTok Earnings Calculator

Estimate TikTok creator fund and brand deal earnings from views and RPM.

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Profit Margin Calculator

Calculate gross, operating, and net profit margins from revenue and costs.

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ROI Calculator

Calculate return on investment percentage and net gain from any campaign or project.

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Break-even Calculator

Find break-even units and revenue for your product or service.

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Rent vs Buy Calculator

Compare renting vs buying a home over your time horizon with EMI, down payment, and appreciation.

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Burn Rate & Runway Calculator

Calculate gross/net burn, runway months, cash-out date, and default-alive with optional revenue growth.

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Freelancer Hourly Rate Calculator

Back into an hourly rate from desired salary, taxes, benefits, and billable hours.

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A/B Test Significance Calculator

Two-proportion z-test for A/B conversions plus sample size planner for MDE at 80% power.

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CTC to In-Hand Salary Calculator

Estimate monthly in-hand salary from CTC with PF, gratuity, HRA exemption, and new vs old tax regime comparison.

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TDS Calculator India

Estimate TDS on professional fees (194J), contractors (194C), rent (194I), and PAN vs no-PAN rates.

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HRA Exemption Calculator

Calculate HRA tax exemption under Section 10(13A) — least of HRA received, rent minus 10% basic, or 40%/50% of basic.

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Gratuity Calculator India

Estimate gratuity amount for private sector employees using (15 × last drawn salary × years) / 26 formula.

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LIC Maturity Calculator

Pick an LIC plan (Jeevan Labh, New Jeevan Anand, New Endowment, money-back & more) — term/PPT and illustrative bonus bands drive the maturity estimate.

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PF Calculator

Project EPF / PF corpus with existing balance, monthly contributions, annual salary hike, and PF interest rate.

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PPF Calculator

Project Public Provident Fund maturity with yearly deposits, 15-year tenure, and compound interest — India PPF planner.

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Home Loan vs Mutual Fund

Compare buying a house on a home loan, renting it out, and paying EMI plus costs versus investing the same monthly cash in a mutual fund SIP.

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Salesforce Governor Limits Calculator

Estimate SOQL, DML, CPU, and heap usage for bulk Apex operations.

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Revenue Cloud Pricing Calculator

Model CPQ pricing: list price, discounts, quantity breaks, and net price.

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Home Loan vs Mutual Fund

Compare buying a house on a home loan, renting it out, and paying EMI plus costs versus investing the same monthly cash in a mutual fund SIP.

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LIC Maturity Calculator

Pick an LIC plan (Jeevan Labh, New Jeevan Anand, New Endowment, money-back & more) — term/PPT and illustrative bonus bands drive the maturity estimate.

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PF Calculator

Project EPF / PF corpus with existing balance, monthly contributions, annual salary hike, and PF interest rate.

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SWP Calculator

Model systematic withdrawals with inflation, multiple LIC maturity top-ups, and PF balance for real-world retirement income planning.

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CTC to In-Hand Salary Calculator

Estimate monthly in-hand salary from CTC with PF, gratuity, HRA exemption, and new vs old tax regime comparison.

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Invoice Generator

Create professional multi-country invoices with logo, custom colors, GST/VAT/sales-tax fields, and PDF download — India, US, UK, CA, AU, SG, UAE, and EU.

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Ranburg calculators help individuals and businesses model financial scenarios, tax amounts, ages, and operational metrics in seconds. From mutual fund SIP projections and loan EMI breakdowns to India GST splits and live currency conversion, each calculator combines intuitive sliders and inputs with clear result cards and optional advanced settings like inflation adjustment.

Every calculator page documents the formula used, step-by-step instructions, benefits, common use cases, and FAQs — so you learn the math behind the numbers while getting instant answers. Charts and breakdowns appear where they add clarity, such as principal versus interest over loan tenure or corpus depletion in systematic withdrawal plans.

Calculators are optimized for mobile use, making them easy to reference in meetings, on calls with clients, or while comparison shopping for loans and investments. Results are indicative estimates; always consult qualified professionals for tax, legal, and investment decisions.

Browse related business and developer tools for PDF utilities, unit conversion, and Salesforce governor limit planning. New calculators are added based on organic search demand and user requests.

Frequently Asked Questions

Are Ranburg calculators free?

Yes. All calculators are free with no account required.

Is financial output guaranteed?

No. Calculators provide estimates based on your inputs. Past performance does not guarantee future returns.

Which calculators support India?

GST, SIP/SWP (INR formatting), and EMI calculators are optimized for Indian users.

Can I share calculator results?

Yes. Screenshot or copy results freely.

How do live currency rates work?

The currency converter fetches ECB reference rates via the Frankfurter API on business days.

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